On Fri, 2012-04-20 at 18:19 +0400, Stanislav Kinsbursky wrote:
> +static int __rpc_pipefs_event(struct rpc_clnt *clnt, unsigned long event,
> + struct super_block *sb)
> +{
> + int error;
> +
> + if (!rpc_clnt_skip_event(clnt, event)) {
> + error = __rpc_clnt_handle_event(clnt, event, sb);
> + if (error)
> + return error;
> + }
> + if (clnt != clnt->cl_parent)
> + return __rpc_pipefs_event(clnt->cl_parent, event, sb);
> + return 0;
> +}
Hi Stanislav,
Recursion in the kernel is generally frowned upon due to the stack size
limits. Could you please rewrite the above into a simple loop. Something
along the lines of:
for(;;) {
...
if (clnt == clnt->cl_parent)
break;
clnt = clnt->cl_parent;
}
--
Trond Myklebust
Linux NFS client maintainer
NetApp
[email protected]
www.netapp.com
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